Home · FSC 5331 O-Ring · NSN 5331-01-005-0525

NSN 5331-01-005-0525 — O-Ring

NIIN 01-005-0525 · unit of issue EA · AAC Z (insurance item) · source of supply SMS

NSN 5331-01-005-0525 is the national stock number for an o-ring in federal supply class 5331 (O-Ring). It cross-references to 18 manufacturer part numbers from 8 CAGE codes, including Society Of Automotive Engineers Inc, Sae International, Parker-Hannifin Corp; the primary is 2-278V0747-75. The unit of issue is EA and the FLIS list price is $5.37.

The U.S. government has bought this item 1 time on record, 1 of them in the last 24 months, most recently on September 10, 2026 for $1,466 from Dbr Industries, Inc.. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

18

part numbers from 8 CAGEs

0

open solicitations, all agencies

1

government buy in 24 months

0

sellers with confirmed stock

Watch NSN 5331-01-005-0525: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
AS3209-27881343Society Of Automotive Engineers Inc3 · Design control (vendor)9 · Reference only
AS3209-2780U583Sae International3 · Design control (vendor)2 · Fully interchangeable
SAE-AMS72760U583Sae International3 · Design control (vendor)1 · Not fully interchangeable
2-278V0747-7502697Parker-Hannifin Corp5 · Secondary reference2 · Fully interchangeable
2-278V1164-7502697Parker-Hannifin Corp5 · Secondary reference2 · Fully interchangeable
2-278V1226-7502697Parker-Hannifin Corp5 · Secondary reference2 · Fully interchangeable
M83248/1-27881349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
MIL-R-83248/181349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
MS9388-27896906Military Standards Promulgated By Military Departments Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
NAS1593-27880205National Aerospace Standards Committee Aerospace Industries Association Of America Inc Not For Rfq Or Solicitation Use5 · Secondary reference9 · Reference only
700-278-35710941Carver Pump CompanyC1 · Not fully interchangeable
700-278-433C10941Carver Pump CompanyC1 · Not fully interchangeable
999-4213-B-05 ITEM 89A10941Carver Pump CompanyC1 · Not fully interchangeable
999-4213-B-05-89A10941Carver Pump CompanyC1 · Not fully interchangeable
999-4213-E-13 ITEM 89A10941Carver Pump CompanyC1 · Not fully interchangeable
999-4213-F-06 ITEM 89A10941Carver Pump CompanyC1 · Not fully interchangeable
999-4213-F-06-8 9AD9182Zf Industrieantriebe Witten GmbhC1 · Not fully interchangeable
999-4213-F-07 ITEM 89A10941Carver Pump CompanyC1 · Not fully interchangeable
M83248-1-278D9182Zf Industrieantriebe Witten GmbhC1 · Not fully interchangeable

Government demand

Nothing open right now. Last government buy Sep 10, 2026. Watch this NSN and we will email you when it is solicited.

What the government paid

DateVendorQtyUnit costAmountBuyerReference
Sep 10, 2026Dbr Industries, Inc. 1K697$1,466DlaSPE7L126V222H » Award/Basic Package View

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices. 1 buy on record in total.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on 2-278V0747-75.

Request 2-278V0747-75

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$5.37
Unit of issue
EA
Acquisition advice
Z — Insurance item
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Outside Diameter
INCHES MINIMUM 12.189 AND INCHES MAXIMUM 12.335
Cross-Sectional Height
INCHES MINIMUM 0.135 AND INCHES MAXIMUM 0.143
Center Hole Diameter
INCHES MINIMUM 11.919 AND INCHES MAXIMUM 12.049
Elongation Percentage
MAXIMUM 125
Hardness Rating
SHORE DUROMETER A NOMINAL 75.0
Material
RUBBER FLUOROCARBON CLASS FPM

Related stock numbers

Other NSNs filed under the same part numbers.

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

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